WWW.CS.PRINCETON.EDU Revue du site Web

Heure de la dernière vérification: 20/07/2025 18:13

Informations de base

Pages indexées

Bing:
Google:

Informations sur la page

Titre:
Home | CS
Longueur : 9 caractère(s); Meilleure longueur : 10 ~ 60 caractère(s)

La balise de titre HTML est l'un des éléments les plus importants du référencement sur la page, apparaissant dans les résultats de recherche, les onglets du navigateur et les signets.

Votre balise de titre ne semble pas avoir la longueur idéale.

Les résultats de recherche de Google tronquent les titres qui dépassent 60 caractères ; Les résultats de recherche de Bing tronquent les titres dépassant 70 caractères.

Voici les meilleures pratiques pour les méta-titres :

  • Tenez-vous en à un titre de 10 à 60 caractères.
  • Rendre les mots-clés/expressions clés évidents
  • Incorporer des mots puissants pertinents
  • Soyez clair mais concis
Méta description:
Longueur : 0 caractère(s); Meilleure longueur : 50 ~ 160 caractère(s)

The length of your meta description seems to be outside the recommended range. Ideally, a META DESCRIPTION should be between 50 and 160 characters, including spaces.

A meta description tag serves as a concise and informative summary of a web page's content, aiming to engage and inform users about the page's topic.

Google relies on the actual content of the page to generate a snippet for search results, but it may also utilize the meta description for a more descriptive representation of the page.

Meta descriptions act as a compelling pitch to persuade users that the page aligns with their search intent. While there's no strict character limit, Google truncates the snippet in search results as necessary to fit the device's width.

Best practices for Meta Descriptions

  • Length: Maintain a description length of 50-160 characters to ensure optimal visibility in search results.
  • Uniqueness: Craft unique descriptions for each page on your website to differentiate their purposes and content.
  • Accuracy: Create descriptions that precisely depict the specific content and purpose of the page.
  • Keywords: Ensure that each web page has a unique meta description containing important keywords relevant to the page's content.
Méta-mots clés:
Longueur : 0 caractère(s); Meilleure longueur : 10 ~ 255 caractère(s)

The length of your meta keywords seems to be outside the recommended range. Ideally, a meta keywords should be between 10 and 255 characters, including spaces.

Meta keywords are a specific type of meta tag that appear in the HTML code of a web page. They provide information to search engines about the topic of the page. Meta keywords were once used to help rank web pages in search engine results. However, due to the abuse by webmasters and marketers, Google claims to have stopped using them more than a decade ago. Despite this, there are still reasons to consider using meta keywords:

  • Uncertain Impact on Google's Algorithm: While Google devalued meta keywords, it is uncertain if they were entirely removed from its ranking algorithm. Google keeps its ranking algorithms top secret to deter people from gaming the system.
  • Other Search Engines and CMS: Other search engines like Yandex, Baidu, and Naver may still use meta keywords. Additionally, some internal CMS search systems, such as SOLR and Algolia, also utilize the meta keywords tag.

Best practices for Meta Keywords

  • Relevance is Key: It is crucial to choose keywords that accurately reflect the content of your page.
  • Keep it Limited: It is generally recommended not to exceed more than 10 meta keywords for a single page. Also, the content length should not exceed 255 characters (including spaces).
  • Consider Long-Tail Keywords: Long-tail keywords are more specific and longer phrases that target a niche audience. These keywords can be highly effective in driving targeted traffic to your website.

Remember, meta keywords are just one aspect of search engine optimization (SEO), and search engines now place less emphasis on them compared to other factors. However, by following these best practices, you can still optimize your meta keywords effectively and improve the visibility of your web pages.

Balise H1:
Research
Longueur : 8 caractère(s); Meilleure longueur : 10 ~ 255 caractère(s)

The length of your H1 tag seems to be outside the recommended range. Ideally, an H1 tag should be between 10 and 255 characters, including spaces, and remember to use only one H1 tag per page.

The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.

Here are best practices for H1 tags

  • Use H1 tags for page titles.
  • Limit to one H1 tag per page.
  • Keep H1 tags short and concise.
  • Structure headings hierarchically.
  • Include your main keyword.
  • Ensure H1 tags are engaging.

Technologie du site

Serveur:
Apache
SSL Sécurisé:
Disponible
robots.txt:
Indisponible
Plan du site XML:
Indisponible
Compresser Gzip:
Disponible
favicon.ico:
Indisponible

Analyse d'en-tête HTTP

Les champs d'en-tête HTTP sont des composants de l'en-tête de message des requêtes et des réponses dans le protocole de transfert hypertexte (HTTP). Ils définissent les paramètres de fonctionnement d'une transaction HTTP. Les champs d'en-tête ne sont pas directement affichés par les navigateurs Web normaux comme Internet Explorer, Google Chrome, Firefox, etc. Vous trouverez ci-dessous les informations d'en-tête HTTP de www.cs.princeton.edu :
HTTP/1.1 200 OK
Date: Mon, 21 Jul 2025 00:56:01 GMT
Server: Apache
X-Powered-By: PHP/8.3.5RC1
Cache-Control: must-revalidate, no-cache, private
X-Drupal-Dynamic-Cache: MISS
Content-language: en
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
Expires: Sun, 19 Nov 1978 05:00:00 GMT
X-Generator: Drupal 10 (https://www.drupal.org)
X-Drupal-Cache: HIT
Vary: Accept-Encoding
Content-Encoding: gzip
Content-Length: 47507
Content-Type: text/html; charset=UTF-8
Via: 1.1 www.cs.princeton.edu
Keep-Alive: timeout=15, max=100
Connection: Keep-Alive

Analyse des enregistrements DNS

Domain Name Systes (DNS) traduit les noms de domaine facilement mémorisés en adresses IP numériques nécessaires pour localiser les services et appareils informatiques dans le monde entier. Il existe au total 29 enregistrement(s) DNS de princeton.edu.
Hôte Taper IP/cible Durée de vie Informations supplémentaires
princeton.eduA670
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduNS21600
princeton.eduSOA21600expire: 2419200
serial: 2019090474
princeton.eduMX1224pri: 10
princeton.eduTXT
google-site-verification=9spyuhtdpgltj4ba6qol87mlltsvqwtwpfpjckhxuaa
19896
princeton.eduTXT
airtable-verification=f404295b37024f7747d2de8944a93fee
19896
princeton.eduTXT
github-verification=fRwTRsEqERcBV3GgKMdt4RYrb8CWTfLrN72Z5WdW
19896
princeton.eduTXT
atlassian-domain-verification=uT+jiLnKmr+CvFxx3GGJaEAobMxLzqz6Kl+AO4ha-HGmEtTXuiNTu7uqG1zePfpI
19896
princeton.eduTXT
57dmsH4y22BIE+OMFrnNvGtt3xyyh2Z/XhvRbQfkhMSIMh88zNcjCr/Bj0nOzrEDguiuGBxFOcYuCiw5hfnvDg==
19896
princeton.eduTXT
verifying for Netlify support case #19507
19896
princeton.eduTXT
ms=ms98806852
19896
princeton.eduTXT
kwaacu+go+erbui7ikfpg6udfqlprkz9e2pxxeafjplnmhnkyjnfg0uokvami2f8iz7qet4dr+j8ou3/k7lz0a==
19896
princeton.eduTXT
R6TEJ9GJ2ECTYPQRT0T76RZIKOG4TQV1Z6TD75P33
19896
princeton.eduTXT
google-site-verification=fxbfrfkt_fmpamiadsiqhygwsrxgcfsmxpkveva7bhk
19896
princeton.eduTXT
dropbox-domain-verification=xf71iopc45pc
19896
princeton.eduTXT
docusign=8ee25fec-197b-476d-9659-5a3717059bc0
19896
princeton.eduTXT
adobe-idp-site-verification=73f4a96f-50ca-4b7f-858e-6cef4af902aa
19896
princeton.eduTXT
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
19896
princeton.eduTXT
docusign=9b74122b-7e36-4311-9fd4-a1f8200928a9
19896
princeton.eduTXT
jamf-site-verification=gOHFT5mfGhE1m6aC3XEdag
19896
princeton.eduTXT
apple-domain-verification=M2IB2C41pkMXfS91
19896